• Ingo Molnar's avatar
    x86, 32-bit: SRAT fix · ea57a5a6
    Ingo Molnar authored
    we were adding reserved BIOS ranges as general memory as well => not good.
    
    solves this crash:
    
    [   20.068075] hostname used greatest stack depth: 6464 bytes left
    [   20.121404] BUG: unable to handle kernel <1>BUG: unable to handle kernel NULL pointer dereference at 00000b8c
    [   20.121404] IP: [<c01160ae>] kmap_atomic_prot+0x2d/0x1c3
    [   20.121404] *pdpt = 00000000367eb001 *pde = 0000000000000000
    [   20.121404] Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC
    [   20.121404]
    [   20.121404] Pid: 2061, comm: rc.sysinit Not tainted (2.6.26-rc3 #2440)
    [   20.121404] EIP: 0060:[<c01160ae>] EFLAGS: 00010206 CPU: 0
    [   20.121404] EIP is at kmap_atomic_prot+0x2d/0x1c3
    Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
    ea57a5a6
srat_32.c 11 KB